Patents by Inventor Sandra Berthe

Sandra Berthe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electrical connection device, for connecting between two successive cells of a series of cells for the production of aluminium
    Patent number: 8961749
    Abstract: The electrical connection device connecting the cells in series comprises: a first conductor (16) connected to the cathode assembly of cell (N?1) and to the anode frame of cell (N), having a portion (19) located between said pots (N?1) and (N) in which the current (I) flows in the direction of the alignment axis (x) of the pots; a second conductor (24) connected to the cathode assembly of cell (N) and to the anode frame of cell (N+1), having a portion (23) located between said pots (N?1) and (N) in which the current flows away from the axis. short-circuiting wedges (20, 21) housed between said portions (19, 23) of said conductors (16, 24); a third conductor (27) to balance the current flowing through the wedges.
    Type: Grant
    Filed: September 6, 2011
    Date of Patent: February 24, 2015
    Assignee: Rio Tinto Alcan International Limited
    Inventors: Serge Despinasse, Yves Rochet, Sandra Berthe
  • ELECTRICAL CONNECTION DEVICE, FOR CONNECTING BETWEEN TWO SUCCESSIVE CELLS OF A SERIES OF CELLS FOR THE PRODUCTION OF ALUMINIUM
    Publication number: 20130168218
    Abstract: The electrical connection device connecting the cells in series comprises: a first conductor (16) connected to the cathode assembly of cell (N?1) and to the anode frame of cell (N), having a portion (19) located between said pots (N?1) and (N) in which the current (I) flows in the direction of the alignment axis (x) of the pots; a second conductor (24) connected to the cathode assembly of cell (N) and to the anode frame of cell (N+1), having a portion (23) located between said pots (N?1) and (N) in which the current flows away from the axis. short-circuiting wedges (20, 21) housed between said portions (19, 23) of said conductors (16, 24); a third conductor (27) to balance the current flowing through the wedges.
    Type: Application
    Filed: September 6, 2011
    Publication date: July 4, 2013
    Applicant: RIO TINTO ALCAN INTERNATIONAL LIMITED
    Inventors: Serge Despinasse, Yves Rochet, Sandra Berthe